It is the time for me to come back. I have to go to school after about a whole month to finish my university courses. My uncle told me that I should had an aim and work hard. So I decide to work hard. Come on！Fighting，my little girl！^_^
Your meaning is understandable! Here is what I understand:
It is time for me to go back to school in about a month to finish my university classes. My uncle told me I had to focus and work hard. So I have decided to work hard. Come on! Fighting the child inside me! :-)
Good luck with your classes!